package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.annotations.Delete;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("admin/dish")
@Api(tags = "菜品相关")
@Slf4j
public class DishController {
    @Autowired
    private DishService dishService;
    @Qualifier("redisTemplate")
    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 清理缓存数据
     * @param pattern
     */
    private void cleanCache (String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }

    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dish) {
        dishService.saveWithFlavor(dish);
        //清理缓存数据
        String key = "dish_" + dish.getCategoryId();
        cleanCache(key);
        return Result.success();
    }

    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO) {
        log.info("菜品分页查询:{}", dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    @DeleteMapping()
    @ApiOperation("根据id批量删除菜品")
    public Result deleteBatch(String ids){
        log.info("被删除的菜品id:{}", ids);
        dishService.deleteBatch(ids);
        //清理缓存
        cleanCache("dish_*");
        return Result.success();
    }

    @GetMapping("/{id}")
    @ApiOperation("根据id查询一个菜品信息")
    public Result<DishVO> findById(@PathVariable Long id) {
        log.info("查询id为：{}",id);
        DishVO dishVO =  dishService.selectById(id);
        return Result.success(dishVO);
    }

    @PutMapping()
    @ApiOperation("修改菜品数据")
    public Result update(@RequestBody DishDTO dishDTO) {
        log.info("修改菜品数据：{}", dishDTO.toString());
        dishService.update(dishDTO);
        //清理缓存
        cleanCache("dish_*");
        return Result.success();
    }

    @PostMapping("/status/{status}")
    @ApiOperation("菜品的停售起售")
    public Result updateStatus(@PathVariable Integer status, Long id) {
        log.info("菜品{} ，设置为{}", id,status);
        dishService.updateStatus(status, id);
        //清理缓存
        cleanCache("dish_*");
        return Result.success();
    }

    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> getDishByCategoryId(Long categoryId) {
        log.info("查询分类id为{}",categoryId);
        List<Dish> list = dishService.getDishByCategoryId(categoryId);
        return Result.success(list);
    }

}
